we were in court today as a south bay school principal faces allegations of violating a california law that requires certain people to report possible child molestation. >> reporter: a elementary school principal went on trial today at this courthouse. he is charged with failing to report a teacher who may have molested a student a year ago. that teacher is a waiting trial. an 8-year-old who took the stand said that she told the principal that chandler had blind folded her and touched her. >> her duty is to report, not investigate. once she has a suspicious she needs to call the police. >> reporter: detectives took the stand today and testified that they acknowledged her notes indicated misconduct. >> she said the notes look bad don't they? and the detective said yes. >> she said i should have called the police. >> reporter: the attorney said that the principal was fooled by a teacher she trusted. >> she didn't have to ask him or prompt him. each of the things that the child had said were covered by the statement that the teacher gave and were explained as part of a lesson and it was c